[gnome-boxes] spice-display: Clean-up main channel on disconnection

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit b0f5c08d4d59fe1583fab52db5f0f5fc94bc9dd4
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Tue May 12 17:51:50 2015 +0100

    spice-display: Clean-up main channel on disconnection
    
    https://bugzilla.gnome.org/show_bug.cgi?id=746800

 src/spice-display.vala |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/spice-display.vala b/src/spice-display.vala
index 309122c..c4a86e7 100644
--- a/src/spice-display.vala
+++ b/src/spice-display.vala
@@ -254,6 +254,7 @@ private class Boxes.SpiceDisplay: Boxes.Display {
 
     public override void disconnect_it () {
         session.disconnect ();
+        main_cleanup ();
     }
 
     private void main_event (ChannelEvent event) {